In this model, dark matter particles are assumed to be ultra-light and have wave-like behavior, like UCDM. However, FDM behaves more like a Bose-Einstein condensate on a galactic scale, which could explain some astrophysical observations.
In this model, dark matter particles are assumed to be ultra-light and have wave-like behavior, like UCDM. However, FDM behaves more like a Bose-Einstein condensate on a galactic scale, which could explain some astrophysical observations.